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Long Range Hunting & Shooting
338 LM 3250 velocity 265 HAT
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<blockquote data-quote="Thekid76" data-source="post: 379596" data-attributes="member: 21405"><p><span style="color: black"><span style="font-family: 'Verdana'">I have thought this through a bit too and have been mulling some things over, </span></span></p><p> </p><p><span style="color: black"><span style="font-family: 'Verdana'">1st I used that same loading on some Hornady 250s that produced 2950 fps. same brass, same federal primers, same charge of R-25. I even miced the bullets, the hornady bullets averaged was 336.7, while the HAT bullets mic in at 337 even. I am shooting a 1/9 twist and fired 3 rounds through a brand new Chrony F1, I am a poor boy, so the F1 is all I can afford. I thought that the problem was with the bullets being a bit "looser" for lack of a better term and more gas getting buy them or the jackets being composed of a variable in metallurgy that was somehow slicker. Any way I passed this by RG and he was not truly very surprised. I know that the accuracy is not what I wanted, as I was hoping for .5s and better, but then I was just developing data to develop data, I have not really settled into testing accuracy, until now. I know that the brass can hold a great deal of pressure, but the pockets on my original 20 pieces are still stable and I have loaded 7 times now with it. I set the shoulder back .002 every loading and the brass has stretched .1....something during those loadings. I have trimmed twice. </span></span></p><p> </p><p><span style="color: black"><span style="font-family: 'Verdana'">I will take your advise on this and test again and then back off if need be, but I am using this same load for 250 smks this weekend. This will also give me a clue as to what is going on. </span></span></p><p> </p><p><span style="color: black"><span style="font-family: 'Verdana'">Now that I have some of the big hitters on the forum, does anyone have any tips for getting 6.5s to shoot better with heavy bullets, my 100ds and 107s shoot lights out but I still cannot get my 140s to get down into the low .3s or better like I want, or maybe that is all the old Mauser action will do. Should I start over with a better action? </span></span></p><p><span style="color: black"><span style="font-family: 'Verdana'">Help with this would be great.</span></span></p><p> </p><p>M</p><p> the 265s at 3250 with R-25 and cci primers</p><p><img src="http://i1000.photobucket.com/albums/af128/mlequieu/DSCN0755-1.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p>300 SMK groups with cci primers at 2850 with R-25.</p><p><img src="http://i1000.photobucket.com/albums/af128/mlequieu/DSCN0754.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p> </p><p>We later Got 2878 with 300smk and federal primers with H-1000.</p><p>same accuracy, but without the flyer.</p><p>M</p></blockquote><p></p>
[QUOTE="Thekid76, post: 379596, member: 21405"] [COLOR=black][FONT=Verdana]I have thought this through a bit too and have been mulling some things over, [/FONT][/COLOR] [COLOR=black][FONT=Verdana]1st I used that same loading on some Hornady 250s that produced 2950 fps. same brass, same federal primers, same charge of R-25. I even miced the bullets, the hornady bullets averaged was 336.7, while the HAT bullets mic in at 337 even. I am shooting a 1/9 twist and fired 3 rounds through a brand new Chrony F1, I am a poor boy, so the F1 is all I can afford. I thought that the problem was with the bullets being a bit "looser" for lack of a better term and more gas getting buy them or the jackets being composed of a variable in metallurgy that was somehow slicker. Any way I passed this by RG and he was not truly very surprised. I know that the accuracy is not what I wanted, as I was hoping for .5s and better, but then I was just developing data to develop data, I have not really settled into testing accuracy, until now. I know that the brass can hold a great deal of pressure, but the pockets on my original 20 pieces are still stable and I have loaded 7 times now with it. I set the shoulder back .002 every loading and the brass has stretched .1....something during those loadings. I have trimmed twice. [/FONT][/COLOR] [COLOR=black][FONT=Verdana]I will take your advise on this and test again and then back off if need be, but I am using this same load for 250 smks this weekend. This will also give me a clue as to what is going on. [/FONT][/COLOR] [COLOR=black][FONT=Verdana]Now that I have some of the big hitters on the forum, does anyone have any tips for getting 6.5s to shoot better with heavy bullets, my 100ds and 107s shoot lights out but I still cannot get my 140s to get down into the low .3s or better like I want, or maybe that is all the old Mauser action will do. Should I start over with a better action? [/FONT][/COLOR] [COLOR=black][FONT=Verdana]Help with this would be great.[/FONT][/COLOR] M the 265s at 3250 with R-25 and cci primers [IMG]http://i1000.photobucket.com/albums/af128/mlequieu/DSCN0755-1.jpg[/IMG] 300 SMK groups with cci primers at 2850 with R-25. [IMG]http://i1000.photobucket.com/albums/af128/mlequieu/DSCN0754.jpg[/IMG] We later Got 2878 with 300smk and federal primers with H-1000. same accuracy, but without the flyer. M [/QUOTE]
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338 LM 3250 velocity 265 HAT
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